1//===-- Definition of a class for mapping errors to strings -----*- C++ -*-===//
2//
3// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
4// See https://llvm.org/LICENSE.txt for license information.
5// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
6//
7//===----------------------------------------------------------------------===//
8
9#ifndef LLVM_LIBC_SRC___SUPPORT_STRINGUTIL_ERROR_TO_STRING_H
10#define LLVM_LIBC_SRC___SUPPORT_STRINGUTIL_ERROR_TO_STRING_H
11
12#include "src/__support/CPP/optional.h"
13#include "src/__support/CPP/span.h"
14#include "src/__support/CPP/string_view.h"
15#include "src/__support/macros/config.h"
16
17namespace LIBC_NAMESPACE_DECL {
18
19cpp::string_view get_error_string(int err_num);
20
21cpp::string_view get_error_string(int err_num, cpp::span<char> buffer);
22
23cpp::optional<cpp::string_view> try_get_errno_name(int err_num);
24
25} // namespace LIBC_NAMESPACE_DECL
26
27#endif // LLVM_LIBC_SRC___SUPPORT_STRINGUTIL_ERROR_TO_STRING_H
28

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source code of libc/src/__support/StringUtil/error_to_string.h